@book{41416,
	author = {Williams, Hywel C.},
	title = {Evidence-based dermatology /},
	publisher = {Blackwell Pub./BMJ Books,},
	year = {2008.},
	address = {Malden, Mass. ;},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0833/2007050632-b.html}
}